MC: Label definitions are permitted after .set directives

.set directives may be overridden by other .set directives as well as
label definitions.

This fixes PR22019.

llvm-svn: 224811

2 files changed, 25 insertions, 0 deletions

diff --git a/llvm/test/CodeGen/X86/pr22019.ll b/llvm/test/CodeGen/X86/pr22019.ll
new file mode 100644
index 00000000000..f4a1707ad01
--- /dev/null
+++ b/llvm/test/CodeGen/X86/pr22019.ll
@@ -0,0 +1,12 @@
+; RUN: llc < %s | FileCheck %s
+target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
+target triple = "x86_64-unknown-linux-gnu"
+
+module asm "pselect = __pselect"
+; CHECK: pselect = __pselect
+
+; CHECK: pselect:
+; CHECK: retq
+define void @pselect() {
+  ret void
+}
diff --git a/llvm/test/MC/ELF/alias.s b/llvm/test/MC/ELF/alias.s
index 2e65ace6ba1..8e1318230bb 100644
--- a/llvm/test/MC/ELF/alias.s
+++ b/llvm/test/MC/ELF/alias.s
@@ -20,6 +20,10 @@ bar5 = bar4
 
         .long foo2
 
+// Test that bar6 is a function that doesn't have the same value as foo4.
+bar6 = bar5
+bar6:
+
 // CHECK:      Symbols [
 // CHECK-NEXT:   Symbol {
 // CHECK-NEXT:     Name:  (0)
@@ -58,6 +62,15 @@ bar5 = bar4
 // CHECK-NEXT:     Section: .text
 // CHECK-NEXT:   }
 // CHECK-NEXT:   Symbol {
+// CHECK-NEXT:     Name: bar6
+// CHECK-NEXT:     Value: 0x5
+// CHECK-NEXT:     Size: 0
+// CHECK-NEXT:     Binding: Local
+// CHECK-NEXT:     Type: None
+// CHECK-NEXT:     Other: 0
+// CHECK-NEXT:     Section: .text
+// CHECK-NEXT:   }
+// CHECK-NEXT:   Symbol {
 // CHECK-NEXT:     Name: foo
 // CHECK-NEXT:     Value: 0x0
 // CHECK-NEXT:     Size: 0